Let me look into this... -- Tatsuo Ishii SRA OSS, Inc. Japan
> Finally, I installed the latest CVS checkout. I uninstalled my previous > pgpool-II build by doing: > > [root ~]# make uninstall > [user ~]# make clean > > Then, went to the just downloaded repository for pgpool-II and did: > > [user ~]# ./configure > [user ~]# make > [root ~]# make install > > Tried the below same thing, but now db connection through pgpool blocks > as soon as second backend goes from status 2 to 3. > > Anything wrong with the way I installed the most recent CVS head? > > Thanks, > > Daniel > > > -----Original Message----- > From: Tatsuo Ishii [mailto:[email protected]] > Sent: Wednesday, January 07, 2009 8:39 AM > To: Crespo, Daniel @ SDS > Cc: [email protected] > Subject: Re: [Pgpool-general] pcp_attach_node problem? > > Thanks for the report. I think it's a bug with CVS Head. pgpool should > fail over in this case. Fix was committed. Could you please try it > out? > -- > Tatsuo Ishii > SRA OSS, Inc. Japan > > > Hello, > > > > I have pgpool configured with two backends. > > > > Below is the sequence of events to reproduce the > seems-to-be-a-problem: > > > > 1. [Server A] Check the status of the nodes: > > [root ~]# pcp_node_info 10 localhost 9898 postgres postgres 0 > > 172.20.79.163 5432 2 1073741823.500000 > > [root ~]# pcp_node_info 10 localhost 9898 postgres postgres 1 > > 172.20.79.25 5432 2 1073741823.500000 > > > > 2. [Server B] stop second backend: > > service postgresql restart > > Stopping postgresql service: [ OK ] > > Starting postgresql service: [ OK ] > > > > 3. [Server A] Check the status of the nodes: > > [root ~]# pcp_node_info 10 localhost 9898 postgres postgres 0 > > 172.20.79.163 5432 2 1073741823.500000 > > [root ~]# pcp_node_info 10 localhost 9898 postgres postgres 1 > > 172.20.79.25 5432 3 1073741823.500000 > > > > 4. [Server A] Re-Attach node 1: > > pcp_attach_node 10 localhost 9898 postgres postgres 1 > > > > 5. [Server A] Check the status of the nodes: > > [root ~]# pcp_node_info 10 localhost 9898 postgres postgres 0 > > 172.20.79.163 5432 2 1073741823.500000 > > [root ~]# pcp_node_info 10 localhost 9898 postgres postgres 1 > > 172.20.79.25 5432 1 1073741823.500000 > > > > 6. Here comes the problem: > > > > 6.a If I had an already opened psql console, like: > > [root ~]# psql -U postgres -p 9999 > > Welcome to psql 8.2.1, the PostgreSQL interactive terminal. > > > > Type: \copyright for distribution terms > > \h for help with SQL commands > > \? for help with psql commands > > \g or terminate with semicolon to execute query > > \q to quit > > > > postgres=# > > > > And issue a SQL Select command on a table, like: > > postgres=# select * from pg_stat_activity ; > > > > It sits there forever. Meanwhile, the status of both backends > > are still 2 and 1, respectively. > > > > If, instead, I disconnect the psql console, and connect it > > again, both statuses become 2, and then I can issue the same SQL > Select, > > and works just fine. > > > > Any clue? > > > > Thanks, > > Daniel _______________________________________________ Pgpool-general mailing list [email protected] http://pgfoundry.org/mailman/listinfo/pgpool-general
